rerere: fix overeager gc

diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index c7b625642dd57f4bcb6f7c5aa240cc9c32e15af8..d21c37f3a20c42b05044e45c5e5af71294c8420c 100755 (executable)
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -609,4 +609,8 @@ test_expect_success 'format-patch -- <path>' '
        ! grep "Use .--" error
 '
 
+test_expect_success 'format-patch --ignore-if-in-upstream HEAD' '
+       git format-patch --ignore-if-in-upstream HEAD
+'
+
 test_done